<!doctype html>
<!--
     Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/
-->
<html><head>
  <meta charset="utf-8">
  <title>Reference: content:none on a :root table</title>
  <link rel="author" title="Mats Palmgren" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1699964">
  <style>
html,body {
  padding:0; margin:0;
}
body {
  display: table;
  border: 1px solid;
  border-spacing: 10px;
}
  </style>
</head>
<body><x>B</x><x>A</x></body>
</html>
